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Merge pull request #103447 from trierra/csi-translation-portworx

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Csi translation portworx
This commit is contained in:
Kubernetes Prow Robot 2021-11-16 17:43:53 -08:00 committed by GitHub
commit 8d9e424f73
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14 changed files with 543 additions and 12 deletions
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4
cmd/kube-controller-manager/app/plugins.go
View File

@ -40,7 +40,6 @@ import (
"k8s.io/kubernetes/pkg/volume/iscsi"
"k8s.io/kubernetes/pkg/volume/local"
"k8s.io/kubernetes/pkg/volume/nfs"
"k8s.io/kubernetes/pkg/volume/portworx"
"k8s.io/kubernetes/pkg/volume/quobyte"
"k8s.io/kubernetes/pkg/volume/storageos"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
@ -62,7 +61,6 @@ func ProbeAttachableVolumePlugins() ([]volume.VolumePlugin, error) {
if err != nil {
return allPlugins, err
}
allPlugins = append(allPlugins, portworx.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, storageos.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, fc.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, iscsi.ProbeVolumePlugins()...)
@ -85,7 +83,6 @@ func ProbeExpandableVolumePlugins(config persistentvolumeconfig.VolumeConfigurat
if err != nil {
return allPlugins, err
}
allPlugins = append(allPlugins, portworx.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, glusterfs.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, storageos.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, fc.ProbeVolumePlugins()...)
@ -137,7 +134,6 @@ func ProbeControllerVolumePlugins(cloud cloudprovider.Interface, config persiste
}
allPlugins = append(allPlugins, flocker.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, portworx.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, local.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, storageos.ProbeVolumePlugins()...)

2
cmd/kube-controller-manager/app/plugins_providers.go
View File

@ -31,6 +31,7 @@ import (
"k8s.io/kubernetes/pkg/volume/cinder"
"k8s.io/kubernetes/pkg/volume/csimigration"
"k8s.io/kubernetes/pkg/volume/gcepd"
"k8s.io/kubernetes/pkg/volume/portworx"
"k8s.io/kubernetes/pkg/volume/rbd"
"k8s.io/kubernetes/pkg/volume/vsphere_volume"
)
@ -68,6 +69,7 @@ func appendAttachableLegacyProviderVolumes(allPlugins []volume.VolumePlugin, fea
pluginMigrationStatus[plugins.CinderInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationOpenStack, pluginUnregisterFeature: features.InTreePluginOpenStackUnregister, pluginProbeFunction: cinder.ProbeVolumePlugins}
pluginMigrationStatus[plugins.AzureDiskInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationAzureDisk, pluginUnregisterFeature: features.InTreePluginAzureDiskUnregister, pluginProbeFunction: azuredd.ProbeVolumePlugins}
pluginMigrationStatus[plugins.VSphereInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationvSphere, pluginUnregisterFeature: features.InTreePluginvSphereUnregister, pluginProbeFunction: vsphere_volume.ProbeVolumePlugins}
pluginMigrationStatus[plugins.PortworxVolumePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationPortworx, pluginUnregisterFeature: features.InTreePluginPortworxUnregister, pluginProbeFunction: portworx.ProbeVolumePlugins}
pluginMigrationStatus[plugins.RBDVolumePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationRBD, pluginUnregisterFeature: features.InTreePluginRBDUnregister, pluginProbeFunction: rbd.ProbeVolumePlugins}
var err error
for pluginName, pluginInfo := range pluginMigrationStatus {

2
cmd/kubelet/app/plugins.go
View File

@ -37,7 +37,6 @@ import (
"k8s.io/kubernetes/pkg/volume/iscsi"
"k8s.io/kubernetes/pkg/volume/local"
"k8s.io/kubernetes/pkg/volume/nfs"
"k8s.io/kubernetes/pkg/volume/portworx"
"k8s.io/kubernetes/pkg/volume/projected"
"k8s.io/kubernetes/pkg/volume/quobyte"
"k8s.io/kubernetes/pkg/volume/secret"
@ -76,7 +75,6 @@ func ProbeVolumePlugins(featureGate featuregate.FeatureGate) ([]volume.VolumePlu
allPlugins = append(allPlugins, flocker.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, configmap.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, projected.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, portworx.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, local.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, storageos.ProbeVolumePlugins()...)
allPlugins = append(allPlugins, csi.ProbeVolumePlugins()...)

2
cmd/kubelet/app/plugins_providers.go
View File

@ -36,6 +36,7 @@ import (
"k8s.io/kubernetes/pkg/volume/cinder"
"k8s.io/kubernetes/pkg/volume/csimigration"
"k8s.io/kubernetes/pkg/volume/gcepd"
"k8s.io/kubernetes/pkg/volume/portworx"
"k8s.io/kubernetes/pkg/volume/rbd"
"k8s.io/kubernetes/pkg/volume/vsphere_volume"
)
@ -75,6 +76,7 @@ func appendLegacyProviderVolumes(allPlugins []volume.VolumePlugin, featureGate f
pluginMigrationStatus[plugins.AzureDiskInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationAzureDisk, pluginUnregisterFeature: features.InTreePluginAzureDiskUnregister, pluginProbeFunction: azuredd.ProbeVolumePlugins}
pluginMigrationStatus[plugins.AzureFileInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationAzureFile, pluginUnregisterFeature: features.InTreePluginAzureFileUnregister, pluginProbeFunction: azure_file.ProbeVolumePlugins}
pluginMigrationStatus[plugins.VSphereInTreePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationvSphere, pluginUnregisterFeature: features.InTreePluginvSphereUnregister, pluginProbeFunction: vsphere_volume.ProbeVolumePlugins}
pluginMigrationStatus[plugins.PortworxVolumePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationPortworx, pluginUnregisterFeature: features.InTreePluginPortworxUnregister, pluginProbeFunction: portworx.ProbeVolumePlugins}
pluginMigrationStatus[plugins.RBDVolumePluginName] = pluginInfo{pluginMigrationFeature: features.CSIMigrationRBD, pluginUnregisterFeature: features.InTreePluginRBDUnregister, pluginProbeFunction: rbd.ProbeVolumePlugins}
var err error
for pluginName, pluginInfo := range pluginMigrationStatus {

14
pkg/features/kube_features.go
View File

@ -330,6 +330,18 @@ const (
// Disables the OpenStack Cinder in-tree driver.
InTreePluginOpenStackUnregister featuregate.Feature = "InTreePluginOpenStackUnregister"
// owner: @trierra
// alpha: v1.23
//
// Enables the Portworx in-tree driver to Portworx migration feature.
CSIMigrationPortworx featuregate.Feature = "CSIMigrationPortworx"
// owner: @trierra
// alpha: v1.23
//
// Disables the Portworx in-tree driver.
InTreePluginPortworxUnregister featuregate.Feature = "InTreePluginPortworxUnregister"
// owner: @humblec
// alpha: v1.23
//
@ -866,6 +878,8 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
CSIMigrationRBD: {Default: false, PreRelease: featuregate.Alpha}, // Off by default (requires RBD CSI driver)
InTreePluginRBDUnregister: {Default: false, PreRelease: featuregate.Alpha},
ConfigurableFSGroupPolicy: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.25
CSIMigrationPortworx: {Default: false, PreRelease: featuregate.Alpha}, // Off by default (requires Portworx CSI driver)
InTreePluginPortworxUnregister: {Default: false, PreRelease: featuregate.Alpha},
CSIInlineVolume: {Default: true, PreRelease: featuregate.Beta},
CSIStorageCapacity: {Default: true, PreRelease: featuregate.Beta},
CSIServiceAccountToken: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.23

4
pkg/scheduler/framework/plugins/nodevolumelimits/utils.go
View File

@ -47,6 +47,10 @@ func isCSIMigrationOn(csiNode *storagev1.CSINode, pluginName string) bool {
if !utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationAWS) {
return false
}
case csilibplugins.PortworxVolumePluginName:
if !utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationPortworx) {
return false
}
case csilibplugins.GCEPDInTreePluginName:
if !utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationGCE) {
return false

4
pkg/scheduler/framework/plugins/volumebinding/binder.go
View File

@ -1014,7 +1014,7 @@ func (a byPVCSize) Less(i, j int) bool {
return iSize.Cmp(jSize) == -1
}
// isCSIMigrationOnForPlugin checks if CSI migrartion is enabled for a given plugin.
// isCSIMigrationOnForPlugin checks if CSI migration is enabled for a given plugin.
func isCSIMigrationOnForPlugin(pluginName string) bool {
switch pluginName {
case csiplugins.AWSEBSInTreePluginName:
@ -1025,6 +1025,8 @@ func isCSIMigrationOnForPlugin(pluginName string) bool {
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationAzureDisk)
case csiplugins.CinderInTreePluginName:
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationOpenStack)
case csiplugins.PortworxVolumePluginName:
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationPortworx)
case csiplugins.RBDVolumePluginName:
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationRBD)
}

3
pkg/volume/csi/csi_plugin.go
View File

@ -234,6 +234,9 @@ func (p *csiPlugin) Init(host volume.VolumeHost) error {
csitranslationplugins.VSphereInTreePluginName: func() bool {
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigration) && utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationvSphere)
},
csitranslationplugins.PortworxVolumePluginName: func() bool {
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigration) && utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationPortworx)
},
csitranslationplugins.RBDVolumePluginName: func() bool {
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigration) && utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationRBD)
},

4
pkg/volume/csimigration/plugin_manager.go
View File

@ -72,6 +72,8 @@ func (pm PluginManager) IsMigrationCompleteForPlugin(pluginName string) bool {
return pm.featureGate.Enabled(features.InTreePluginOpenStackUnregister)
case csilibplugins.VSphereInTreePluginName:
return pm.featureGate.Enabled(features.InTreePluginvSphereUnregister)
case csilibplugins.PortworxVolumePluginName:
return pm.featureGate.Enabled(features.InTreePluginPortworxUnregister)
case csilibplugins.RBDVolumePluginName:
return pm.featureGate.Enabled(features.InTreePluginRBDUnregister)
default:
@ -100,6 +102,8 @@ func (pm PluginManager) IsMigrationEnabledForPlugin(pluginName string) bool {
return pm.featureGate.Enabled(features.CSIMigrationOpenStack)
case csilibplugins.VSphereInTreePluginName:
return pm.featureGate.Enabled(features.CSIMigrationvSphere)
case csilibplugins.PortworxVolumePluginName:
return pm.featureGate.Enabled(features.CSIMigrationPortworx)
case csilibplugins.RBDVolumePluginName:
return pm.featureGate.Enabled(features.CSIMigrationRBD)
default:

12
pkg/volume/portworx/portworx.go
View File

@ -18,17 +18,18 @@ package portworx
import (
"fmt"
"os"
volumeclient "github.com/libopenstorage/openstorage/api/client/volume"
"k8s.io/klog/v2"
"k8s.io/mount-utils"
utilstrings "k8s.io/utils/strings"
"os"
volumeclient "github.com/libopenstorage/openstorage/api/client/volume"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
)
@ -62,6 +63,11 @@ func getPath(uid types.UID, volName string, host volume.VolumeHost) string {
return host.GetPodVolumeDir(uid, utilstrings.EscapeQualifiedName(portworxVolumePluginName), volName)
}
func (plugin *portworxVolumePlugin) IsMigratedToCSI() bool {
return utilfeature.DefaultFeatureGate.Enabled(features.CSIMigration) &&
utilfeature.DefaultFeatureGate.Enabled(features.CSIMigrationPortworx)
}
func (plugin *portworxVolumePlugin) Init(host volume.VolumeHost) error {
client, err := volumeclient.NewDriverClient(
fmt.Sprintf("http://%s:%d", host.GetHostName(), osdMgmtDefaultPort),

145
staging/src/k8s.io/csi-translation-lib/plugins/portworx.go Normal file
View File

@ -0,0 +1,145 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package plugins
import (
"fmt"
"k8s.io/api/core/v1"
storagev1 "k8s.io/api/storage/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
const (
PortworxVolumePluginName = "kubernetes.io/portworx-volume"
PortworxDriverName = "pxd.portworx.com"
)
var _ InTreePlugin = &portworxCSITranslator{}
type portworxCSITranslator struct{}
func NewPortworxCSITranslator() InTreePlugin {
return &portworxCSITranslator{}
}
// TranslateInTreeStorageClassToCSI takes in-tree storage class used by in-tree plugin
// and translates them to a storageclass consumable by CSI plugin
func (p portworxCSITranslator) TranslateInTreeStorageClassToCSI(sc *storagev1.StorageClass) (*storagev1.StorageClass, error) {
if sc == nil {
return nil, fmt.Errorf("sc is nil")
}
sc.Provisioner = PortworxDriverName
return sc, nil
}
// TranslateInTreeInlineVolumeToCSI takes a inline volume and will translate
// the in-tree inline volume source to a CSIPersistentVolumeSource
func (p portworxCSITranslator) TranslateInTreeInlineVolumeToCSI(volume *v1.Volume, podNamespace string) (*v1.PersistentVolume, error) {
if volume == nil || volume.PortworxVolume == nil {
return nil, fmt.Errorf("volume is nil or PortworxVolume not defined on volume")
}
var am v1.PersistentVolumeAccessMode
if volume.PortworxVolume.ReadOnly {
am = v1.ReadOnlyMany
} else {
am = v1.ReadWriteOnce
}
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("%s-%s", PortworxDriverName, volume.PortworxVolume.VolumeID),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{
CSI: &v1.CSIPersistentVolumeSource{
Driver: PortworxDriverName,
VolumeHandle: volume.PortworxVolume.VolumeID,
FSType: volume.PortworxVolume.FSType,
VolumeAttributes: make(map[string]string),
},
},
AccessModes: []v1.PersistentVolumeAccessMode{am},
},
}
return pv, nil
}
// TranslateInTreePVToCSI takes a Portworx persistent volume and will translate
// the in-tree pv source to a CSI Source
func (p portworxCSITranslator) TranslateInTreePVToCSI(pv *v1.PersistentVolume) (*v1.PersistentVolume, error) {
if pv == nil || pv.Spec.PortworxVolume == nil {
return nil, fmt.Errorf("pv is nil or PortworxVolume not defined on pv")
}
csiSource := &v1.CSIPersistentVolumeSource{
Driver: PortworxDriverName,
VolumeHandle: pv.Spec.PortworxVolume.VolumeID,
FSType: pv.Spec.PortworxVolume.FSType,
VolumeAttributes: make(map[string]string), // copy access mode
}
pv.Spec.PortworxVolume = nil
pv.Spec.CSI = csiSource
return pv, nil
}
// TranslateCSIPVToInTree takes a PV with a CSI PersistentVolume Source and will translate
// it to a in-tree Persistent Volume Source for the in-tree volume
func (p portworxCSITranslator) TranslateCSIPVToInTree(pv *v1.PersistentVolume) (*v1.PersistentVolume, error) {
if pv == nil || pv.Spec.CSI == nil {
return nil, fmt.Errorf("pv is nil or CSI source not defined on pv")
}
csiSource := pv.Spec.CSI
portworxSource := &v1.PortworxVolumeSource{
VolumeID: csiSource.VolumeHandle,
FSType: csiSource.FSType,
ReadOnly: csiSource.ReadOnly,
}
pv.Spec.CSI = nil
pv.Spec.PortworxVolume = portworxSource
return pv, nil
}
// CanSupport tests whether the plugin supports a given persistent volume
// specification from the API.
func (p portworxCSITranslator) CanSupport(pv *v1.PersistentVolume) bool {
return pv != nil && pv.Spec.PortworxVolume != nil
}
// CanSupportInline tests whether the plugin supports a given inline volume
// specification from the API.
func (p portworxCSITranslator) CanSupportInline(volume *v1.Volume) bool {
return volume != nil && volume.PortworxVolume != nil
}
// GetInTreePluginName returns the in-tree plugin name this migrates
func (p portworxCSITranslator) GetInTreePluginName() string {
return PortworxVolumePluginName
}
// GetCSIPluginName returns the name of the CSI plugin that supersedes the in-tree plugin
func (p portworxCSITranslator) GetCSIPluginName() string {
return PortworxDriverName
}
// RepairVolumeHandle generates a correct volume handle based on node ID information.
func (p portworxCSITranslator) RepairVolumeHandle(volumeHandle, nodeID string) (string, error) {
return volumeHandle, nil
}

348
staging/src/k8s.io/csi-translation-lib/plugins/portworx_test.go Normal file
View File

@ -0,0 +1,348 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package plugins
import (
v1 "k8s.io/api/core/v1"
storage "k8s.io/api/storage/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"reflect"
"testing"
)
func TestTranslatePortworxInTreeStorageClassToCSI(t *testing.T) {
translator := NewPortworxCSITranslator()
testCases := []struct {
name string
inTreeSC *storage.StorageClass
csiSC *storage.StorageClass
errorExp bool
}{
{
name: "correct",
inTreeSC: &storage.StorageClass{
Provisioner: PortworxVolumePluginName,
Parameters: map[string]string{
"repl": "1",
"fs": "ext4",
"shared": "true",
"priority_io": "high",
},
},
csiSC: &storage.StorageClass{
Provisioner: PortworxDriverName,
Parameters: map[string]string{
"repl": "1",
"fs": "ext4",
"shared": "true",
"priority_io": "high",
},
},
errorExp: false,
},
{
name: "nil, err expected",
inTreeSC: nil,
csiSC: nil,
errorExp: true,
},
{
name: "empty",
inTreeSC: &storage.StorageClass{},
csiSC: &storage.StorageClass{
Provisioner: PortworxDriverName,
},
errorExp: false,
},
}
for _, tc := range testCases {
t.Logf("Testing %v", tc.name)
result, err := translator.TranslateInTreeStorageClassToCSI(tc.inTreeSC)
if err != nil && !tc.errorExp {
t.Errorf("Did not expect error but got: %v", err)
}
if err == nil && tc.errorExp {
t.Errorf("Expected error, but did not get one.")
}
if !reflect.DeepEqual(result, tc.csiSC) {
t.Errorf("Got parameters: %v\n, expected :%v", result, tc.csiSC)
}
}
}
func TestTranslatePortworxInTreeInlineVolumeToCSI(t *testing.T) {
translator := NewPortworxCSITranslator()
testCases := []struct {
name string
inLine *v1.Volume
csiVol *v1.PersistentVolume
errExpected bool
}{
{
name: "normal",
inLine: &v1.Volume{
Name: "PortworxVol",
VolumeSource: v1.VolumeSource{
PortworxVolume: &v1.PortworxVolumeSource{
VolumeID: "ID",
FSType: "type",
ReadOnly: false,
},
},
},
csiVol: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: "pxd.portworx.com-ID",
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{
CSI: &v1.CSIPersistentVolumeSource{
Driver: PortworxDriverName,
VolumeHandle: "ID",
FSType: "type",
VolumeAttributes: make(map[string]string),
},
},
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
},
},
errExpected: false,
},
{
name: "nil",
inLine: nil,
csiVol: nil,
errExpected: true,
},
}
for _, tc := range testCases {
t.Logf("Testing %v", tc.name)
result, err := translator.TranslateInTreeInlineVolumeToCSI(tc.inLine, "ns")
if err != nil && !tc.errExpected {
t.Errorf("Did not expect error but got: %v", err)
}
if err == nil && tc.errExpected {
t.Errorf("Expected error, but did not get one.")
}
if !reflect.DeepEqual(result, tc.csiVol) {
t.Errorf("Got parameters: %v\n, expected :%v", result, tc.csiVol)
}
}
}
func TestTranslatePortworxInTreePVToCSI(t *testing.T) {
translator := NewPortworxCSITranslator()
testCases := []struct {
name string
inTree *v1.PersistentVolume
csi *v1.PersistentVolume
errExpected bool
}{
{
name: "no Portworx volume",
inTree: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
},
},
csi: nil,
errExpected: true,
},
{
name: "normal",
inTree: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
PersistentVolumeSource: v1.PersistentVolumeSource{
PortworxVolume: &v1.PortworxVolumeSource{
VolumeID: "ID1111",
FSType: "type",
ReadOnly: false,
},
},
},
},
csi: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
PersistentVolumeSource: v1.PersistentVolumeSource{
CSI: &v1.CSIPersistentVolumeSource{
Driver: PortworxDriverName,
VolumeHandle: "ID1111",
FSType: "type",
VolumeAttributes: make(map[string]string),
},
},
},
},
errExpected: false,
},
{
name: "nil PV",
inTree: nil,
csi: nil,
errExpected: true,
},
}
for _, tc := range testCases {
t.Logf("Testing %v", tc.name)
result, err := translator.TranslateInTreePVToCSI(tc.inTree)
if err != nil && !tc.errExpected {
t.Errorf("Did not expect error but got: %v", err)
}
if err == nil && tc.errExpected {
t.Errorf("Expected error, but did not get one.")
}
if !reflect.DeepEqual(result, tc.csi) {
t.Errorf("Got parameters: %v\n, expected :%v", result, tc.csi)
}
}
}
func TestTranslatePortworxCSIPvToInTree(t *testing.T) {
translator := NewPortworxCSITranslator()
testCases := []struct {
name string
csi *v1.PersistentVolume
inTree *v1.PersistentVolume
errExpected bool
}{
{
name: "no CSI section",
csi: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
},
},
inTree: nil,
errExpected: true,
},
{
name: "normal",
csi: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
PersistentVolumeSource: v1.PersistentVolumeSource{
CSI: &v1.CSIPersistentVolumeSource{
Driver: PortworxDriverName,
VolumeHandle: "ID1111",
FSType: "type",
VolumeAttributes: make(map[string]string),
},
},
},
},
inTree: &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "pxd.portworx.com",
},
Spec: v1.PersistentVolumeSpec{
AccessModes: []v1.PersistentVolumeAccessMode{
v1.ReadWriteOnce,
},
ClaimRef: &v1.ObjectReference{
Name: "test-pvc",
Namespace: "default",
},
PersistentVolumeSource: v1.PersistentVolumeSource{
PortworxVolume: &v1.PortworxVolumeSource{
VolumeID: "ID1111",
FSType: "type",
ReadOnly: false,
},
},
},
},
errExpected: false,
},
{
name: "nil PV",
inTree: nil,
csi: nil,
errExpected: true,
},
}
for _, tc := range testCases {
t.Logf("Testing %v", tc.name)
result, err := translator.TranslateCSIPVToInTree(tc.csi)
if err != nil && !tc.errExpected {
t.Errorf("Did not expect error but got: %v", err)
}
if err == nil && tc.errExpected {
t.Errorf("Expected error, but did not get one.")
}
if !reflect.DeepEqual(result, tc.inTree) {
t.Errorf("Got parameters: %v\n, expected :%v", result, tc.inTree)
}
}
}

1
staging/src/k8s.io/csi-translation-lib/translate.go
View File

@ -33,6 +33,7 @@ var (
plugins.AzureDiskDriverName: plugins.NewAzureDiskCSITranslator(),
plugins.AzureFileDriverName: plugins.NewAzureFileCSITranslator(),
plugins.VSphereDriverName: plugins.NewvSphereCSITranslator(),
plugins.PortworxDriverName: plugins.NewPortworxCSITranslator(),
plugins.RBDDriverName: plugins.NewRBDCSITranslator(),
}
)

6
staging/src/k8s.io/csi-translation-lib/translate_test.go
View File

@ -439,6 +439,12 @@ func generateUniqueVolumeSource(driverName string) (v1.VolumeSource, error) {
FSType: "ext4",
},
}, nil
case plugins.PortworxDriverName:
return v1.VolumeSource{
PortworxVolume: &v1.PortworxVolumeSource{
VolumeID: string(uuid.NewUUID()),
},
}, nil
case plugins.RBDDriverName:
return v1.VolumeSource{
RBD: &v1.RBDVolumeSource{